Two new species in the genus Theridion Walckenaer 1805 (Araneae: Theridiidae) are described: T. logan, sp. nov., from Utah, USA, and T. pierre, sp. nov., from South Dakota, USA. Diagnoses, descriptions and habitat notes are provided for both sexes of these new species. Both species are from open, grassland-type habitats.
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1 November 2013
Two new North American Theridion species (Araneae: Theridiidae)
Herbert W. Levi,
L. Brian Patrick
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The Journal of Arachnology
Vol. 41 • No. 3
November 2013
Vol. 41 • No. 3
November 2013
cobweb weavers
grassland
prairie
sagebrush steppe